if 2 > 1:
    print("2>1")
    print("2>1")

if 3 > 1:
    print("3>1")
    print("3>1")

age = 100
if 0 <= age <= 120:
    print("年龄正确")

# 三元运算符
a = 1
b = 2
print(a if a > b else b)
